The 31-year-old H7N9 bird flu patient surnamed Xu walks out of the ward as she is to leave the hospital after full recovery in Nanchang, capital of East China's Jiangxi Province, May 13, 2013. Xu was the second infections with the H7N9 bird flu virus to be cured in the province. (Xinhua/Chen Zixia) 

 

The 31-year-old H7N9 bird flu patient surnamed Xu waves to doctors and nurses as she leaves the hospital after full recovery in Nanchang, capital of East China's Jiangxi Province, May 13, 2013. Xu was the second infections with the H7N9 bird flu virus to be cured in the province. (Xinhua/Chen Zixia)